OESCO - Oklahoma Electrical Supply Co & Infosys

OESCO - Oklahoma Electrical Supply Co & Infosys Since 1909 … More than a century has passed since we first opened our doors.

As a commercial contracting firm, we pride ourselves in providing high quality electrical service to our outstanding customers.

Proud of the team behind every project we take on—dedication, skill, and a commitment to getting the job done right are ...
06/12/2026

Proud of the team behind every project we take on—dedication, skill, and a commitment to getting the job done right are what drive us forward every day. We’re grateful for the trust our customers place in us and excited to keep building, improving, and delivering results that speak for themselves.

Big projects don’t scare us — they motivate us. Even in the heat, we stay focused, dedicated, and committed to deliverin...
04/22/2026

Big projects don’t scare us — they motivate us. Even in the heat, we stay focused, dedicated, and committed to delivering quality work our customers can count on.

Hard work. High standards. We take pride in our work and in serving our customers with consistency, care, every single d...
04/08/2026

Hard work. High standards. We take pride in our work and in serving our customers with consistency, care, every single day.

We’re grateful to continue our work at Bethany Children’s Health Center as this project comes to life!
03/27/2026

We’re grateful to continue our work at Bethany Children’s Health Center as this project comes to life!

Three decades of dedication. Three decades of impact. Honoring 30 years of Infosys and the people who made this journey ...
02/13/2026

Three decades of dedication. Three decades of impact. Honoring 30 years of Infosys and the people who made this journey remarkable.

Celebrating 117 Years of Powering Progress! In 1909, just two years after statehood and when less than 35% of US homes ...
02/08/2026

Celebrating 117 Years of Powering Progress! In 1909, just two years after statehood and when less than 35% of US homes had electricity, Zennes Hirsch founded OESCO. What started as a humble storefront during the Golden Age of Opportunity has grown into one of Oklahoma’s largest electrical contracting companies. Here’s to 117 years of innovation, service, and lighting the way forward!

Every day, our team shows up ready to work hard and deliver the excellence our customers deserve. Proud of the people wh...
01/15/2026

Every day, our team shows up ready to work hard and deliver the excellence our customers deserve. Proud of the people who make our company thrive!

Check out this Ad (top left corner) from The Daily Oklahoman, published January 7, 1917, featuring the State Capitol lig...
01/07/2026

Check out this Ad (top left corner) from The Daily Oklahoman, published January 7, 1917, featuring the State Capitol lighting!

Proud to be part of the renovations over the years and Oklahoma City’s rich history - especially since OESCO has provided electrical expertise since 1909!

Cheers to 117 years!

01/01/2026
On behalf of everyone at Oklahoma Electrical Supply Company & Infosys, we want to wish you and your family a very Merry ...
12/24/2025

On behalf of everyone at Oklahoma Electrical Supply Company & Infosys, we want to wish you and your family a very Merry Christmas! May this holiday season bring you joy, peace, and special moments with your loved ones. Thank you for being a valued part of our community. We look forward to a bright and successful New Year together!

Address

4901 N Sewell Avenue
Oklahoma City, OK
73118

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+14055259900

Website

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